public class hello {
    public static void main(String args[]) {
        /*long a = 10;
        System.out.println("a的值是："+a);
        System.out.println("Long的最大值是： " +Long.MAX_VALUE);
        System.out.println("Long的最小值是： " +Long.MIN_VALUE);
        */

        /*int b = 10;
        int c = 20;
        System.out.println(b+c);
        System.out.println("hhh" + (b + c) );
        */

        /*int i = 0;
        for(i = 0;i < args.length;i++) {
            System.out.println(args[i]);
        }
        System.out.println("开心");
        */

        /*double d = 12.5;
        System.out.println(d);
        System.out.println(Double.MAX_VALUE);
        System.out.println(Double.MIN_VALUE);
        */

        /*double a = 1.0;
        double b = 2.0;
        System.out.println(a / b);
        */

        /*double num = 1.1;
        System.out.println(num * num);
        */

        /*float a = 1.2f;
        System.out.println(a);
        */

        /*char a1 = 'a';
        char a2 = '猫';
        System.out.println(a1);
        System.out.println(a2);
        */

        //System.out.println(Byte.MAX_VALUE + 1);

        /*int a = Integer.MAX_VALUE;
        System.out.println(a);
        a = a + 1; 
        System.out.println(a);
        */

        /*nt a = Integer.MAX_VALUE+1;
        System.out.println(a);
        */

        /*boolean flag = true;
        System.out.println(flag);
        */

        /*String str = "\"haha\"";
        System.out.println(str);
        */

        /*byte c = 10;
        byte d = 20;
        byte e = (byte)(c + d);
        System.out.println(e); 
        */

        /*{
            int x = 10;
            System.out.println(x);
        }
        System.out.println(x);
        */
        //System.out.println(MAXNUM);

        /*int num1 = 10;
        String str = "100";
        String str1 = num1 + "";
        String str2 = String.valueOf(num1);
        int num2 = Integer.parseInt(str);
        System.out.println(str1);
        System.out.println(str2);
        System.out.println(num2);
        */
        /**
         * https://onedrive.live.com/view.aspx?resid=64BC5985E72D1960%21123&id=documents&wd=target%28Java%20EE.one%7C291FC879-0C0C-4709-9CE1-08CED32A604B%2FJava_learning_2_25%7C78B3D30B-F52C-4B89-A296-68931D276B66%2F%29
           onenote:https://d.docs.live.net/64bc5985e72d1960/文档/志轩%20的笔记本/Java%20EE.one#Java_learning_2_25&section-id={291FC879-0C0C-4709-9CE1-08CED32A604B}&page-id={78B3D30B-F52C-4B89-A296-68931D276B66}&end
         */
    }
}